20103112233 has 6 divisors (see below), whose sum is σ = 29037828794. Its totient is φ = 13402074816.

The previous prime is 20103112219. The next prime is 20103112247. The reversal of 20103112233 is 33221130102.

It is an interprime number because it is at equal distance from previous prime (20103112219) and next prime (20103112247).

It can be written as a sum of positive squares in only one way, i.e., 14446116864 + 5656995369 = 120192^2 + 75213^2 .

It is not a de Polignac number, because 20103112233 - 2¹⁴ = 20103095849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20103112213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1116839560 + ... + 1116839577.

Almost surely, 2^20103112233 is an apocalyptic number.

It is an amenable number.

20103112233 is a deficient number, since it is larger than the sum of its proper divisors (8934716561).

20103112233 is a wasteful number, since it uses less digits than its factorization.

20103112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233679143 (or 2233679140 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20103112233 its reverse (33221130102), we get a palindrome (53324242335).

The spelling of 20103112233 in words is "twenty billion, one hundred three million, one hundred twelve thousand, two hundred thirty-three".